80C286_08 Datasheet, PDF (46/60 Pages) Intersil Corporation – High Performance Microprocessor with Memory Management and Protection

80C286
AC Electrical Specifications 82C284 and 82C288 Timing Specifications are given for reference only and no guarantee is implied.
82C284 Timing
SYMBOL
PARAMETER
TIMING REQUIREMENTS
11
SRDY/SRDYEN Setup Time
12
SRDY/SRDYEN Hold Time
13
ARDY/ARDYEN Setup Time
14
ARDY/ARDYEN Hold Time
TIMING RESPONSES
19
PCLK Delay
10MHz
MIN MAX
12.5MHz
MIN MAX
15
-
15
-
2
-
2
-
5
-
5
-
30
-
25
-
0
20
0
16
NOTE:
43. These times are given for testing purposes to ensure a predetermined action.
16MHz
MIN MAX
UNIT
TEST
CONDITION
10
-
ns
1
-
ns
3
-
ns (Note 43)
20
-
ns (Note 43)
0
15
ns C_L = 75pF,
I_OL = 5mA,
I_OH = 1mA
82C288 Timing
10MHz
12.5MHz
SYMBOL
PARAMETER
MIN MAX MIN MAX
TIMING REQUIREMENTS
12
CMDLY Setup Time
15
-
15
-
13
CMDLY Hold Time
1
-
1
-
TIMING RESPONSES
16
ALE Active Delay
1
16
1
16
17
ALE Inactive Delay
-
19
-
19
19
DT/R Read Active Delay
-
23
-
23
20
DEN Read Active Delay
-
21
-
21
21
DEN Read Inactive Delay
3
23
3
21
22
DT/R Read Inactive Delay
5
24
5
18
23
DEN Write Active Delay
-
23
-
23
24
DEN Write Inactive Delay
3
23
3
23
29
Command Active Delay from CLK
3
21
3
21
30
Command Inactive Delay from CLK
3
20
3
20
NOTE:
44. These times are given for testing purposes to ensure a predetermined action.
16MHz
MIN MAX
UNIT
TEST
CONDITION
10
-
ns
0
-
ns
1
12
ns
-
15
ns
-
18
ns C_L = 150pF
-
16
ns I_OL = 16mA Max
5
14
ns I_OL = 1mA Max
5
14
ns
-
17
ns
3
15
ns
3
15
ns C_L = 300pF
3
15
ns I_OL = 32mA Max
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